Citation Rankings
Highly Cited Researchers
Highly Cited Researchers 34 Scientists Citation Rankings - 2025
Discover the world’s highly cited researchers through the AD Scientific Index 2025 Citation Rankings.
These rankings evaluate scientists based on their total and recent citation counts, capturing the breadth and real-time currency of academic recognition. Citation data reveals how widely a scholar’s work is referenced, applied, and extended across diverse disciplines. The rankings are routinely updated to reflect ongoing citation growth, while eliminating distortions from excessive co-authorship and institutional inflation. Premium tools provide access to detailed citation dynamics, unethical citation behavior detection, and field-normalized benchmarking.
* Total Citation Counts Rankings
Ranking Based On Selection: 1
Arabic Natural Language Processing
Text Mining
Information Extraction
Sentiment Analysis
Semantic Annotatio
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,373
1,665
0.494
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* Total Citation Counts Rankings
Ranking Based On Selection: 2
Epigenetics
non-coding transcriptome
Liver Pathology
Molecular Cardiolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,629
815
0.500
* Total Citation Counts Rankings
Ranking Based On Selection: 3
cardiology- oncology-Gastroenterolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
372
368
0.989
* Total Citation Counts Rankings
Ranking Based On Selection: 4
Medicinal Chemistr
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
293
238
0.812
* Total Citation Counts Rankings
Ranking Based On Selection: 5
Molecular Pharmacology
Epigenetics
Hepatolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
269
161
0.599
* Total Citation Counts Rankings
Ranking Based On Selection: 6
Dentistr
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
223
214
0.960
* Total Citation Counts Rankings
Ranking Based On Selection: 7
Architecture
Urban conservation
Heritage
Urban Design
Sustainabilit
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
155
130
0.839
* Total Citation Counts Rankings
Ranking Based On Selection: 8
Nephrolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
151
149
0.987
* Total Citation Counts Rankings
Ranking Based On Selection: 9
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
142
133
0.937
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* Total Citation Counts Rankings
Ranking Based On Selection: 10
Biochemistry and Molecular biology
Bioinformatics
Oncology
Natural product
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
137
127
0.927
* Total Citation Counts Rankings
Ranking Based On Selection: 11
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
121
65
0.537
* Total Citation Counts Rankings
Ranking Based On Selection: 12
biochemistry and immunolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
74
9
0.122
* Total Citation Counts Rankings
Ranking Based On Selection: 13
Digital Marketing Social Media Marketing Consumer Behavior Entrepreneurial Marketin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
57
49
0.860
* Total Citation Counts Rankings
Ranking Based On Selection: 14
Obstetrics
Gynecology and Infertilit
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
55
40
0.727
* Total Citation Counts Rankings
Ranking Based On Selection: 15
Health Economics
Pharmacy Administration
Clinical Pharmacy Education
Infectious disease
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
46
33
0.717
* Total Citation Counts Rankings
Ranking Based On Selection: 16
Pulmonary medicine
nanomedicine
nanodiagnostics
nanotherapeutic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
37
28
0.757
* Total Citation Counts Rankings
Ranking Based On Selection: 17
Prosthodontic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
34
31
0.912
* Total Citation Counts Rankings
Ranking Based On Selection: 18
Microbiolog
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
34
22
0.647
* Total Citation Counts Rankings
Ranking Based On Selection: 19
Architecture
Urban Design
Sustainabilit
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32
31
0.969
* Total Citation Counts Rankings
Ranking Based On Selection: 20
Medicin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
30
30
1.000
* Total Citation Counts Rankings
Ranking Based On Selection: 21
Advertising
Graphic Design
Semiotic
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
30
27
0.900
* Total Citation Counts Rankings
Ranking Based On Selection: 22
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28
28
1.000
* Total Citation Counts Rankings
Ranking Based On Selection: 23
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
23
23
1.000
* Total Citation Counts Rankings
Ranking Based On Selection: 24
Endocrinology
Diabetes and Metabolis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20
19
0.950
* Total Citation Counts Rankings
Ranking Based On Selection: 25
Medicin
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
18
16
0.889
* Total Citation Counts Rankings
Rankings
309,609
792
1
Ranking Based On Selection: 1
Samhaa R El Beltagy
New Giza University
6th of October City, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,373
1,665
0.494
Arabic Natural Language Processing
Text Mining
Information Extraction
Sentiment Analysis
Semantic Annotatio
* Total Citation Counts Rankings
Rankings
532,178
2,077
2
Ranking Based On Selection: 2
Ahmed Ihab Abdelaziz
New Giza University
6th of October City, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,629
815
0.500
Epigenetics
non-coding transcriptome
Liver Pathology
Molecular Cardiolog
* Total Citation Counts Rankings
Rankings
1,080,649
7,443
3
Ranking Based On Selection: 3
Abdelrahman Yousry Afify
New Giza University
6th of October City, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
372
368
0.989
cardiology- oncology-Gastroenterolog
* Total Citation Counts Rankings
Rankings
1,183,904
8,651
4
Ranking Based On Selection: 4
Mohamed Salah
New Giza University
6th of October City, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
293
238
0.812
* Total Citation Counts Rankings
Rankings
1,224,126
9,222
5
Ranking Based On Selection: 5
Injie Omar Fawzy
New Giza University
6th of October City, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
269
161
0.599
Molecular Pharmacology
Epigenetics
Hepatolog
* Total Citation Counts Rankings
Rankings
1,312,935
10,690
6
Ranking Based On Selection: 6
Maryam Elahmady
New Giza University
6th of October City, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
223
214
0.960
* Total Citation Counts Rankings
Rankings
1,500,939
13,990
7
Ranking Based On Selection: 7
Haitham Samir
New Giza University
6th of October City, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
155
130
0.839
Architecture
Urban conservation
Heritage
Urban Design
Sustainabilit
* Total Citation Counts Rankings
Rankings
1,513,567
14,212
8
Ranking Based On Selection: 8
Mohammed Abdel Gawad
New Giza University
6th of October City, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
151
149
0.987
* Total Citation Counts Rankings
Rankings
1,545,617
14,749
9
Ranking Based On Selection: 9
Nour Aboushadi
New Giza University
6th of October City, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
142
133
0.937
* Total Citation Counts Rankings
Rankings
1,563,923
15,063
10
Ranking Based On Selection: 10
Sally A Fahim
New Giza University
6th of October City, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
137
127
0.927
Biochemistry and Molecular biology
Bioinformatics
Oncology
Natural product
Smart Institutional Plan
Powerful Insights + Smart Membership = Institutional Success
Unlock 360° Real-Time Institutional Analysis to identify your institution’s strengths and areas for improvement.
* Total Citation Counts Rankings
Rankings
1,628,670
16,157
11
Ranking Based On Selection: 11
Randa Elsalawy
New Giza University
6th of October City, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
121
65
0.537
* Total Citation Counts Rankings
Rankings
1,864,998
20,223
12
Ranking Based On Selection: 12
Dawlat Salem
New Giza University
6th of October City, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
74
9
0.122
biochemistry and immunolog
* Total Citation Counts Rankings
Rankings
1,973,995
22,176
13
Ranking Based On Selection: 13
Dina El-Shihy
New Giza University
6th of October City, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
57
49
0.860
Digital Marketing Social Media Marketing Consumer Behavior Entrepreneurial Marketin
* Total Citation Counts Rankings
Rankings
1,989,794
22,471
14
Ranking Based On Selection: 14
Islam Elkhateb
New Giza University
6th of October City, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
55
40
0.727
Obstetrics
Gynecology and Infertilit
* Total Citation Counts Rankings
Rankings
2,056,324
23,789
15
Ranking Based On Selection: 15
Ahmed My Osman
New Giza University
6th of October City, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
46
33
0.717
Health Economics
Pharmacy Administration
Clinical Pharmacy Education
Infectious disease
* Total Citation Counts Rankings
Rankings
2,130,388
25,357
16
Ranking Based On Selection: 16
Hesham El-Samadony
New Giza University
6th of October City, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
37
28
0.757
Pulmonary medicine
nanomedicine
nanodiagnostics
nanotherapeutic
* Total Citation Counts Rankings
Rankings
2,156,007
25,910
17
Ranking Based On Selection: 17
Sameh Abou-Steit|S Abou-Steit
New Giza University
6th of October City, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
34
31
0.912
* Total Citation Counts Rankings
Rankings
2,158,325
25,953
18
Ranking Based On Selection: 18
Amal Ali El Shimy
New Giza University
6th of October City, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
34
22
0.647
* Total Citation Counts Rankings
Rankings
2,173,759
26,317
19
Ranking Based On Selection: 19
Ahmed A. El-Shihy
New Giza University
6th of October City, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
32
31
0.969
* Total Citation Counts Rankings
Rankings
2,189,494
26,659
20
Ranking Based On Selection: 20
Yousef M. Husseiny
New Giza University
6th of October City, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
30
30
1.000
* Total Citation Counts Rankings
Rankings
2,194,824
26,794
21
Ranking Based On Selection: 21
Dina Abboud|D G Abboud, Dina G Abboud, D Abboud
New Giza University
6th of October City, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
30
27
0.900
* Total Citation Counts Rankings
Rankings
2,210,143
27,110
22
Ranking Based On Selection: 22
Mohamed Hady Ashry
New Giza University
6th of October City, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
28
28
1.000
* Total Citation Counts Rankings
Rankings
2,264,566
28,339
23
Ranking Based On Selection: 23
Yasmine Elhusseny
New Giza University
6th of October City, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
23
23
1.000
* Total Citation Counts Rankings
Rankings
2,303,849
29,266
24
Ranking Based On Selection: 24
Maged Hossameldin
New Giza University
6th of October City, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
20
19
0.950
Endocrinology
Diabetes and Metabolis
* Total Citation Counts Rankings
Rankings
2,328,618
29,879
25
Ranking Based On Selection: 25
Mostafa Khaled Sedky
New Giza University
6th of October City, Egypt
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
18
16
0.889